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HST to JST Time Converter

Convert Hawaii Standard Time (HST, UTC-10) to Japan Standard Time (JST, UTC+9).HST is used in the North America region and JST is used in the Asia region.

HST to JST Conversion Table

HSTJST
12:00 AM7:00 PM
3:00 AM10:00 PM
6:00 AM1:00 AM (+1 day)
9:00 AM4:00 AM (+1 day)
12:00 PM7:00 AM (+1 day)
3:00 PM10:00 AM (+1 day)
6:00 PM1:00 PM (+1 day)
9:00 PM4:00 PM (+1 day)

What is the time difference between HST and JST?

Hawaii Standard Time (HST) is UTC-10 and Japan Standard Time (JST) is UTC+9. The exact difference can vary due to Daylight Saving Time changes. Our converter automatically accounts for current DST rules to give you accurate conversions.

When is 9 AM HST in JST?

Use the conversion table above to find common time mappings between HST and JST. For precise conversions including DST adjustments, use the interactive converter.

Does HST observe Daylight Saving Time?

Hawaii Standard Time (HST) is based on the Pacific/Honolulu timezone. DST observance depends on local regulations. Our converter automatically accounts for current DST rules.

HST to JST Time Converter

Convert Hawaii Standard Time to Japan Standard Time

HST
Hawaii Standard Time
04:10 AM
UTC-10
JST
Japan Standard Time
11:10 PM
UTC+9

Convert a Specific Time

:
12:00 PM
=
7:00 AM
+1 day (next day)

HST to JST Conversion Table

HSTJST
12:00 AM7:00 PM (-1)
3:00 AM10:00 PM (-1)
6:00 AM1:00 AM
9:00 AM4:00 AM
12:00 PM7:00 AM (+1)
3:00 PM10:00 AM
6:00 PM1:00 PM
9:00 PM4:00 PM

Frequently Asked Questions

What is the time difference between HST and JST?

Hawaii Standard Time (HST) is UTC-10 and Japan Standard Time (JST) is UTC+9. The exact difference can vary due to Daylight Saving Time changes.

When is 9 AM HST in JST?

Use our converter above to find the exact time. Enter 9:00 in the HST field to see the corresponding JST time, accounting for current DST rules.

Does HST observe Daylight Saving Time?

Hawaii Standard Time (HST) is based on the Pacific/Honolulu timezone. DST observance depends on local regulations. Our converter automatically accounts for current DST rules.

Convert JST to HST instead